Tools

The Bay Area writer's first novel – about "the way the past unravels the present" – tells the story of an art authenticator and art historian who discover devastating secrets two sisters have kept from each other.

LEND A HAND

San Francisco Fringe Festival: Volunteers are needed to perform ticket-selling, ushering, flyer-posting and other work for the annual theater festival, which takes place Sept. 6 to Sept. 21 this year. [Details: www.sffringe.org]

Bird walk: "Birding at the Garden," a docent-led bird-watching amble, takes place at the San Francisco Botanical Garden. About 40 species are spotted on this monthly walk. [8 a.m.; meet at front gate, 1199 Ninth Ave., Golden Gate Park, S.F.]

Graphic novelist: The Cartoon Art Museum presents "Will Eisner: Father of the Graphic Novel." Art from seven graphic novels by Eisner, a top force in the development of sequential art, is on view. [11 a.m. to 5 p.m., 655 Mission St., S.F.]

Jewish cinema: The San Francisco Jewish Film Festival continues. Today's bill includes a cartoonist-themed documentary pairing: "The Art of Spiegelman" and "Every Tuesday" at noon at the Jewish Community Center, 3200 California St., S.F. [Various venues; www.sfjff.org]